[INFO] cloning repository https://github.com/Curryrasul/chemical-lexer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Curryrasul/chemical-lexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurryrasul%2Fchemical-lexer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurryrasul%2Fchemical-lexer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6d436672929d6ddf4179583d411687bce7937993 [INFO] checking Curryrasul/chemical-lexer against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurryrasul%2Fchemical-lexer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Curryrasul/chemical-lexer [INFO] finished tweaking git repo https://github.com/Curryrasul/chemical-lexer [INFO] tweaked toml for git repo https://github.com/Curryrasul/chemical-lexer written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Curryrasul/chemical-lexer on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Curryrasul/chemical-lexer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking Curryrasul/chemical-lexer against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurryrasul%2Fchemical-lexer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Curryrasul/chemical-lexer [INFO] finished tweaking git repo https://github.com/Curryrasul/chemical-lexer [INFO] tweaked toml for git repo https://github.com/Curryrasul/chemical-lexer written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Curryrasul/chemical-lexer on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Curryrasul/chemical-lexer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38d11f2cdc5d7c0bbe75b2c9ade061d4236db3cee4c2ebc60204cc44b2e77e25 [INFO] running `Command { std: "docker" "start" "-a" "38d11f2cdc5d7c0bbe75b2c9ade061d4236db3cee4c2ebc60204cc44b2e77e25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38d11f2cdc5d7c0bbe75b2c9ade061d4236db3cee4c2ebc60204cc44b2e77e25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38d11f2cdc5d7c0bbe75b2c9ade061d4236db3cee4c2ebc60204cc44b2e77e25", kill_on_drop: false }` [INFO] [stdout] 38d11f2cdc5d7c0bbe75b2c9ade061d4236db3cee4c2ebc60204cc44b2e77e25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ead20ae5dbe5492b76728ffcbd8c0cfb7076c086742e85883c4ce82ad359a0f8 [INFO] running `Command { std: "docker" "start" "-a" "ead20ae5dbe5492b76728ffcbd8c0cfb7076c086742e85883c4ce82ad359a0f8", kill_on_drop: false }` [INFO] [stderr] Checking lexer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer/structs.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | Chem(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 - Chem(String), [INFO] [stdout] 3 + Chem(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer/structs.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | Number(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - Number(String), [INFO] [stdout] 6 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer/structs.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | Error(String), [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - Error(String), [INFO] [stdout] 7 + Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line` and `row` are never read [INFO] [stdout] --> src/lexer/structs.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Position { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 12 | pub line: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub row: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Position` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tt` and `pos` are never read [INFO] [stdout] --> src/lexer/structs.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 18 | pub tt: TokenType, [INFO] [stdout] | ^^ [INFO] [stdout] 19 | pub pos: Position, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer/structs.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | Chem(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 3 - Chem(String), [INFO] [stdout] 3 + Chem(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer/structs.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | Number(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - Number(String), [INFO] [stdout] 6 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer/structs.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | Error(String), [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - Error(String), [INFO] [stdout] 7 + Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line` and `row` are never read [INFO] [stdout] --> src/lexer/structs.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Position { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 12 | pub line: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub row: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Position` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tt` and `pos` are never read [INFO] [stdout] --> src/lexer/structs.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 18 | pub tt: TokenType, [INFO] [stdout] | ^^ [INFO] [stdout] 19 | pub pos: Position, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "ead20ae5dbe5492b76728ffcbd8c0cfb7076c086742e85883c4ce82ad359a0f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ead20ae5dbe5492b76728ffcbd8c0cfb7076c086742e85883c4ce82ad359a0f8", kill_on_drop: false }` [INFO] [stdout] ead20ae5dbe5492b76728ffcbd8c0cfb7076c086742e85883c4ce82ad359a0f8